EP1449274A4 - Planarbandlückenmaterialien - Google Patents

Planarbandlückenmaterialien

Info

Publication number
EP1449274A4
EP1449274A4 EP02786504A EP02786504A EP1449274A4 EP 1449274 A4 EP1449274 A4 EP 1449274A4 EP 02786504 A EP02786504 A EP 02786504A EP 02786504 A EP02786504 A EP 02786504A EP 1449274 A4 EP1449274 A4 EP 1449274A4
Authority
EP
European Patent Office
Prior art keywords
band gap
gap materials
planar band
planar
materials
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP02786504A
Other languages
English (en)
French (fr)
Other versions
EP1449274A1 (de
Inventor
Weijia Wen
Ping Sheng
Che Ting Chan
Weikun Ge
Lei Zhou
Jensen Li
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hong Kong University of Science and Technology HKUST
Original Assignee
Hong Kong University of Science and Technology HKUST
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hong Kong University of Science and Technology HKUST filed Critical Hong Kong University of Science and Technology HKUST
Publication of EP1449274A1 publication Critical patent/EP1449274A1/de
Publication of EP1449274A4 publication Critical patent/EP1449274A4/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q17/00—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/0006—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices
    • H01Q15/006—Selective devices having photonic band gap materials or materials of which the material properties are frequency dependent, e.g. perforated substrates, high-impedance surfaces
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/14—Reflecting surfaces; Equivalent structures

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Aerials With Secondary Devices (AREA)
EP02786504A 2001-10-26 2002-10-25 Planarbandlückenmaterialien Withdrawn EP1449274A4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US983852 2001-10-26
US09/983,852 US6727863B2 (en) 2001-10-26 2001-10-26 Planar band gap materials
PCT/US2002/034126 WO2003038947A1 (en) 2001-10-26 2002-10-25 Planar band gap materials

Publications (2)

Publication Number Publication Date
EP1449274A1 EP1449274A1 (de) 2004-08-25
EP1449274A4 true EP1449274A4 (de) 2005-11-23

Family

ID=25530138

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02786504A Withdrawn EP1449274A4 (de) 2001-10-26 2002-10-25 Planarbandlückenmaterialien

Country Status (4)

Country Link
US (1) US6727863B2 (de)
EP (1) EP1449274A4 (de)
CN (1) CN1575529A (de)
WO (1) WO2003038947A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010054495A1 (en) * 1999-09-27 2001-12-27 Yevin Oleg A. Surfaces having particle structures with broad range radiation absorptivity
GB0204748D0 (en) * 2002-02-28 2002-04-17 Nokia Corp Improved antenna
US20040001665A1 (en) * 2002-07-01 2004-01-01 Majd Zoorob Optical device
EP2237375A1 (de) * 2002-07-15 2010-10-06 Fractus, S.A. Notch-gespeiste Antenne
US20060081171A1 (en) * 2003-06-19 2006-04-20 Yasushi Enokido Method for producing photonic crystal and photonic crystal
US7688279B2 (en) * 2003-09-08 2010-03-30 Juridical Foundation Osaka Industrial Promotion Organization Fractal structure, super structure of fractal structures, method for manufacturing the same and applications
US7236142B2 (en) * 2004-10-04 2007-06-26 Macdonald, Dettwiler And Associates Corporation Electromagnetic bandgap device for antenna structures
CN101940983B (zh) * 2005-06-22 2012-05-02 科安比司特公司 在离心分离机中将复合液体分离成至少两种成分的一组袋
FR2899388B1 (fr) 2006-03-28 2008-12-05 Saint Gobain Substrat muni d'un element electroconducteur a fonction d'antenne
US7482994B2 (en) * 2006-04-05 2009-01-27 The Hong Kong University Of Science And Technology Three-dimensional H-fractal bandgap materials and antennas
US8269672B2 (en) * 2008-05-23 2012-09-18 Audiovox Corporation Omni-directional, multi-polarity, low profile planar antenna
CN102270778A (zh) * 2010-09-16 2011-12-07 哈尔滨工程大学 一种中短波段船用小型天线
US9079017B2 (en) 2011-02-15 2015-07-14 University Of Oregon Fractal interconnects for neuro-electronic interfaces and implants using same
CN102324903B (zh) * 2011-06-10 2014-08-13 北京航空航天大学 一种光子带隙结构及其三维微波段实现方法
CN103187609B (zh) * 2011-07-29 2016-08-31 深圳光启高等理工研究院 一种谐振腔
CN102903999B (zh) * 2011-07-29 2015-11-18 深圳光启高等理工研究院 一种谐振腔
CN102938487B (zh) * 2011-08-16 2015-10-14 深圳光启高等理工研究院 一种谐振腔
CN102510658A (zh) * 2011-09-26 2012-06-20 北京邮电大学 一种面向多频天线衬底的h型槽分形uc-ebg结构的实现方法
CN102820501A (zh) * 2012-07-03 2012-12-12 北京邮电大学 一种面向超宽带天线的交叉型h-型槽分形uc-ebg结构及其设计方法
WO2018208964A1 (en) * 2017-05-09 2018-11-15 Forelux Inc. Optical apparatus for non-visible light applications
CN107634590A (zh) * 2017-11-07 2018-01-26 北京品驰医疗设备有限公司 多层导磁装置及其在无线充/供电中的使用
CN113571919B (zh) * 2021-07-07 2023-06-16 佛山(华南)新材料研究院 一种吸波器件及其制备方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5541614A (en) * 1995-04-04 1996-07-30 Hughes Aircraft Company Smart antenna system using microelectromechanically tunable dipole antennas and photonic bandgap materials

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5309001A (en) * 1991-11-25 1994-05-03 Sharp Kabushiki Kaisha Light-emitting diode having a surface electrode of a tree-like form
US6104349A (en) 1995-08-09 2000-08-15 Cohen; Nathan Tuning fractal antennas and fractal resonators
US6127977A (en) 1996-11-08 2000-10-03 Cohen; Nathan Microstrip patch antenna with fractal structure
US6452553B1 (en) 1995-08-09 2002-09-17 Fractal Antenna Systems, Inc. Fractal antennas and fractal resonators
EP1515392A3 (de) 1995-08-09 2005-06-29 Fractal Antenna Systems Inc. Fraktale Antennen, Resonatoren und Lastelemente
ATE302473T1 (de) 2000-01-19 2005-09-15 Fractus Sa Raumfüllende miniaturantenne
WO2002001668A2 (en) 2000-06-28 2002-01-03 The Penn State Research Foundation Miniaturized conformal wideband fractal antennas on high dielectric substrates and chiral layers
AU2001280141A1 (en) * 2000-08-25 2002-03-04 Sony Corporation Fractal structure and method of forming it
US20030142036A1 (en) * 2001-02-08 2003-07-31 Wilhelm Michael John Multiband or broadband frequency selective surface

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5541614A (en) * 1995-04-04 1996-07-30 Hughes Aircraft Company Smart antenna system using microelectromechanically tunable dipole antennas and photonic bandgap materials

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
ROMEU J ET AL: "FRACTAL FSS: A NOVEL DUAL-BAND FREQUENCY SELECTIVE SURFACE", IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION, IEEE INC. NEW YORK, US, vol. 48, no. 7, July 2000 (2000-07-01), pages 1097 - 1105, XP000966681, ISSN: 0018-926X *
See also references of WO03038947A1 *

Also Published As

Publication number Publication date
WO2003038947A9 (en) 2003-10-09
EP1449274A1 (de) 2004-08-25
US6727863B2 (en) 2004-04-27
WO2003038947A1 (en) 2003-05-08
CN1575529A (zh) 2005-02-02
US20030080921A1 (en) 2003-05-01

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